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Optical Components from Tower Optical

Do you have special requirements or would like individual consultation? Please contact our engineers at:

Sales
Phone: +49 89 321412-43
sales[at]imm-photonics.de


Micro Prisms (coated and uncoated)

Material BK7
Sizes 0.5 mm, 0.7 mm, 1.0 mm, 1.5 mm, 2.0 mm, 2.5 mm, 3.0 mm, 4.0 mm and 5.0 mm
Dimensional tolerance for 0.5 mm and 0.7 mm ± 0.05 mm
Angular tolerance ± 3 arc min
Surface quality 40/20 scratch/dig
Corner chips None allowed
Coating MPCH series = enhanced aluminium, MPU series = none
Clear aperture > 80 %
Flatness λ/2 @ 632.8 nm
Bevel Allowed up to 0.1 mm

Custom and Standard Prisms

Tower Optical´s prism capability includes Penta prisms, Right angle prism, Dove prisms, Roof prisms, Corner cube reflectors, Anamorphic prisms, Wedge prisms and polarizers called Glan-Taylor prisms, Wollaston prisms and Rochon prisms.

Specifications Standard Grade High Grade Laser Grade
Material BK7 grade A glass BK7 grade A glass BK7 grade A glass
Sizes 0.5 mm to 80 mm 0.5 mm to 80 mm 0.5 mm to 80 mm
Dimensional tolerance ± 0.2 mm ± 0.1 mm ± 0.1 mm
Flatness λ/2 @ 632.8 nm λ/4 @ 632.8 nm λ/10 @ 632.8 nm
Angular tolerance ± 3 arc min ± 30 arc min ± 30 arc min
Surface quality 60/40 scratch/dig 40/20 scratch/dig 20/10 scratch/dig
Pyramid error < 10 arc min < 10 arc min < 5 arc min
Bevel 0.2 mm ~ 0.5 mm x 45° 0.2 mm ~ 0.5 mm x 45° 0.25 mm x 45°
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